[c-nsp] Default route pointed to an interface

Seth Mattinen sethm at rollernet.us
Thu Aug 16 15:52:03 EDT 2007


Justin Shore wrote:
> This has been talked about before on this list but I'd like to bring it 
> up again for my particular situation.
> 
> I have a pair of border routers, 1 with 2 upstream connection and the 
> other with a single connection.  I'm pulling down full tables from each 
> provider and have iBGP between the border routers and the core routers. 
>   Each border router has a static default pointed to the outgoing 
> interface for the local upstream connections (2 on one router and 1 on 
> the other).  As expected the router with 2 default routes flops back and 
> forth between the 2 interfaces every second or two.
> 

If you have a full mesh and full tables from your upstreams, what do you 
need default routes for? I only ask because I have a similar setup and I 
have no need for a default route in anything that speaks BGP.

~Seth


More information about the cisco-nsp mailing list